90834726544 has 15 divisors (see below), whose sum is σ = 175994618467. Its totient is φ = 45416760496.

The previous prime is 90834726527. The next prime is 90834726569. The reversal of 90834726544 is 44562743809.

The square root of 90834726544 is 301388.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90834726491 and 90834726500.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1167879 + ... + 1243225.

Almost surely, 2^90834726544 is an apocalyptic number.

90834726544 is the 301388-th square number.

It is an amenable number.

90834726544 is a deficient number, since it is larger than the sum of its proper divisors (85159891923).

90834726544 is an frugal number, since it uses more digits than its factorization.

90834726544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150702 (or 75349 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 90834726544 in words is "ninety billion, eight hundred thirty-four million, seven hundred twenty-six thousand, five hundred forty-four".